Stories by Lucian Constantin

First Linux ransomware program cracked, for now

Malware researchers from Bitdefender created a tool to recover files encrypted with a ransomware program called Linux.Encoder.1.

File-encrypting ransomware starts targeting Linux Web servers

After targeting consumer and then business computers, ransomware authors are now going after Web servers.

Iranian cyberespionage group attacked over 1,600 high-profile targets in one year

A cyberespionage group with possible ties to the Iranian government has targeted over 1,600 defense officials, diplomats, researchers, human rights activists, journalists and other high-profile individuals around the world.

Deploying application whitelisting? NIST has some advice for you

The U.S. National Institute of Standards and Technology (NIST) has published a guide to application whitelisting that explains the technology in detail and offers practical advice for how it should be used.

New ransomware program Chimera threatens to leak user files

In addition to encrypting people's private files a new ransomware program dubbed Chimera threatens to publish those files on the Internet.

Trojanized Android apps flood third-party stores, compromise phones

Researchers from mobile security firm Lookout have found over 20,000 samples of trojanized apps that root devices.

VBulletin resets patches and issues emergency patches following breach

VBulletin Solutions has reset the passwords for over 340,000 accounts on its website following a security breach and released emergency security patches for its popular Internet forum software that's used on tens of thousands of websites.

Google researchers poke holes in Galaxy S6 Edge, show OEMs add risky code

Google's security researchers found 11 serious vulnerabilities in Samsung's Galaxy S6 Edge phone in code that was added by the manufacturer.

Google patches critical media processing flaws in Android

New security patches for Google's Nexus devices address seven vulnerabilities, two of which are critical and could allow for remote code execution when processing media files.

Baidu Android app component puts 100 million devices at risk

A software development kit created by Chinese Internet services company Baidu and used by thousands of Android applications contains a feature that gives attackers backdoor-like access to users' devices.

All CoinVault and Bitcryptor ransomware victims can now recover their files for free

Researchers from Kaspersky Lab and the Dutch Public Prosecution Service have obtained the last set of encryption keys from command-and-control servers that were used by CoinVault and Bitcryptor, two related ransomware threats.

Xen's highly critical virtual machine escape flaw gets a fix

The Xen Project fixed several vulnerabilities in its popular virtualization software, including one that could allow potential attackers to break out of a virtual machine and gain control over the host system.

South Korean manufacturing industry targeted with new backdoor program

South Korean organizations are being targeted in attacks with a new stealthy backdoor program that gives attackers full access to infected computers.

Webmasters have only hours to deploy patches, Joomla incident shows

Less than four hours after a critical vulnerability was patched in Joomla, security firms already detected attacks exploiting the flaw.

Germany probes Regin-powered cyberespionage

The head of a German Federal Chancellery unit reportedly had his laptop infected with Regin, a cyberespionage program believed to be used by the U.S. National Security Agency and its closest intelligence allies.